1. Department of Preventive Medicine and Biometrics, affiliated with Uniformed Services University of Health Sciences, Bethesda, MD, USA
2. Faculty of Medicine, National Yang-Ming University School of Medicine, Taipei, Taiwan
3. Department of Neurology, Neurological Institute, Taipei Veterans Hospital, Taipei, Taiwan
4. Evangelical Hospital Unna, Department of Neurology, University of Essen, Essen, Germany
5. Department of Neurology, Albert Einstein College of Medicine, Bronx, NY, USA
6. Montefiore Medical Center, Bronx, NY, USA
7. Vedanta Research, Chapel Hill, NC, USA
8. Allergan plc, Irvine, CA, USA
9. Department of Epidemiology and Population Health, Albert Einstein College of Medicine, Bronx, NY, USA